Pavement Rehabilitation Phase 2 Project,
Evaluation and rehabilitation of 10 streets, including pavement, sidewalk, curbs, and gutters.
Civil Engineering Value Analysis
Designed "complete street" enhancements for a One Bay Area Grant (OBAG) project.
Golf Club/Old Quarry Road Improvement Project, Pleasant Hill, CA
Parking Lot 9 LID Project, Santa Cruz, CA
Designed 1,500 sq ft of bioretention areas (rain gardens) to treat runoff in a parking lot.
H Street Green Street, Union City, CA
Ten blocks of low-impact, green infrastructure elements, including bioretention planters and permeable paving areas, along with sidewalk bulb-outs and street trees. Maximized stormwater treatment while minimizing loss of parking.
Geotechnical Investigation & ISA
Civil Engineering & Hydraulic/Hydrologic Analyses
San Francisco-Oakland Bay Bridge East Span Demolition,
Bay Area, CA
Demolition of the old bridge structure, including removal of over 58,000 tons of steel and 245,000 tons of concrete.
Water Quality Studies
Water & Air Quality
Regional I-680 Express Lane Network Project,
Alameda County, CA
Biological services for this carpool-to-express-lane conversion during Phase I of the Regional Express Lane Network Project for the Metropolitan Transportation Commission.
Protecting & Reporting Sensitive Species, Nesting Birds & Plants
Worker Environmental Awareness Training
Centennial Corridor Project, Bakersfield, CA
New corridor connecting SR 58/99 and I-5 in Kern County. Includes 80 soil borings and 20 new or widened bridge structures.
Geotechnical Engineering & Field Exploration
Pardi Way/Big Cut Road/ Sacramento Street
Waterline Replacement, Placerville, CA
Waterline replacement and construction in the City of
Seismic Refraction Study
Geotechnical Memorandum (including Excavation Recommendations)
Emergency Slope Failure Repair Project,
Citrus Heights, CA
Emergency engineering to repair a 50-ft-long slope failure along Mariposa Avenue at Cripple Creek.
Grant Application Support
Caltrans District 4 Storm Damage Repair Projects,
Bay Area, CA
As part of our Hydraulics On-call Contract, WRECO has developed repair strategies for several sites damaged by winter storms in various counties of Caltrans District 4.
Utility & Flood Control
Channel Relocation Plans & Construction Support
Mission, Warren, Truck Rail Program,
Award-winning relocation of Southern Pacific and Union Pacific Railroad tracks, grade separation of Warren Avenue, and SR 262 underpass improvements.
Storm Drain Master Plan, Novato, CA
For the City of Novato, WRECO prepared the citywide Storm Drain Master Plan (SDMP), including performing 2D hydraulic modeling of the Novato Creek watershed and developing an extensive geo-database covering over 27 sq. mi. and 210 mi of storm drain pipes, channels, and drainage features. The SDMP included a detailed list of projects for implementation in the City’s Capital Improvement Program (CIP).
2D Hydraulic Modeling
Value Analysis and CIP/Master Planning